6013540720 has 80 divisors (see below), whose sum is σ = 15301351008. Its totient is φ = 2179742720.

The previous prime is 6013540681. The next prime is 6013540759. The reversal of 6013540720 is 270453106.

It is an interprime number because it is at equal distance from previous prime (6013540681) and next prime (6013540759).

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 268182 + ... + 289738.

Almost surely, 2^6013540720 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6013540720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7650675504).

6013540720 is an abundant number, since it is smaller than the sum of its proper divisors (9287810288).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6013540720 is a wasteful number, since it uses less digits than its factorization.

6013540720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21898 (or 21892 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 6013540720 is about 77547.0226378808. The cubic root of 6013540720 is about 1818.4865169889.

Adding to 6013540720 its reverse (270453106), we get a palindrome (6283993826).

The spelling of 6013540720 in words is "six billion, thirteen million, five hundred forty thousand, seven hundred twenty".